News

Articles by Argile

Regulation, field practice and tools: our analysis to help renovation professionals sell and deliver energy retrofits.

ContractorsMay 2, 2026
Renovating a half-timbered house: combining heritage and performance

On a half-timbered house, you play a fine balancing act between comfort, moisture and respect for the building. Your insulation and heating choices must let the walls breathe, otherwise problems show up fast, and your client sees it… and feels it. With a simple method and the right materials, you gain performance without erasing the character.

5 min read

ContractorsMay 2, 2026
Flat roof: external insulation and waterproofing

On a flat roof, everything happens above the slab. An external solution gains you performance without cutting into ceiling height, provided you get the layers and details right in sequence. As a tradesperson, this is where you make the difference between a stress-free job and costly rework.

5 min read

ContractorsMay 1, 2026
Unified degree-days (HDD): measuring climate severity

When temperatures swing up and down, your jobs shouldn't. By relying on a simple climate indicator, you can compare two winters, objectify consumption gaps and justify insulation or heating sizing with more confidence. The result: sturdier quotes, and fewer pointless arguments once the job is delivered.

5 min read

ContractorsMay 1, 2026
Air purifier vs mechanical ventilation: complementary, not interchangeable

When a client complains about odours, dust or humidity, you need to decide quickly between air treatment and ventilating the home. The two can work together, but they don't address the same causes, or in the same rooms. Asking the right questions at the site visit saves you time, and lets you propose a solution that holds up over the long run.

5 min read

Final/primary energy conversion coefficient

On a renovation quote, the right figure in the right place can make all the difference. Understanding how a home's consumption translates into the equivalent used by calculation methods helps you explain your choices, size correctly, and avoid endless discussions. In short, you keep control of the announced performance, and of the client's trust.

5 min read

Renovating a 1970s apartment building: the challenge of collective decisions

In a 1970s co-ownership, you often juggle facades that need treatment, aging utilities and decisions made by many voices. Your value is framing the project with a clear diagnosis, well-coordinated trades and a phasing that limits surprises and complaints. With the right method, you turn a heavy project into a readable action plan that pays off for the whole building.

5 min read

ContractorsMay 1, 2026
Insulating Rafters: Techniques for Converted Lofts

A poorly treated rafter, and the whole loft's performance collapses. On site, you're working three very concrete levers: continuity of the layer, careful airtightness, and moisture management without traps. With the right method, you save time during installation and limit callbacks for discomfort or condensation.

5 min read

ContractorsApril 30, 2026
Airtightness at Electrical Outlets: Sealed Back Boxes

A single socket can undo part of the insulation work if air passes behind the box. By choosing the right back boxes and taking care with installation, you secure the job's result and avoid finish rework that eats up time. The idea is simple: treat one critical point properly, and the comfort is felt right away.

5 min read

Argile productApril 30, 2026
Living area vs heated floor area: the subtleties of the calculation

Between what clients call "living area" and what you actually heat, there are often a few square metres of difference. And that gap can change a heat pump's sizing, the choice of emitters, or the cost of insulation. By setting the right calculation method right from the quote, you secure performance, budget, and avoid arguments at the end of the job.

5 min read

ContractorsApril 30, 2026
Unconverted Loft Insulation: The Most Profitable Renovation

On a job site, unconverted lofts are often the best lever for quick gains in comfort and a lower heating bill, without transforming the whole house. In a few hours, you can treat a zone that leaks a lot of heat and deliver a result the client sees immediately. With the right materials and clean execution, you secure long-term performance and showcase your expertise right from sign-off.

5 min read

ContractorsApril 29, 2026
Thermal conductivity λ: the key parameter for insulation

On a job site, everything often comes down to one simple detail: an insulator's ability to slow the passage of heat. When you compare two products, this criterion helps you aim for the right performance level without extra thickness or bad surprises. With a few concrete benchmarks, you can justify your choices, secure your quotes, and offer your clients insulation that delivers, winter and summer alike.

5 min read

ContractorsApril 29, 2026
Air-to-water heat pump + heat pump water heater: why install two heat pumps?

On your projects, pairing one solution for heating with another dedicated to hot water can change the game. You gain in comfort, consistency and efficiency, while limiting failures that shut down the whole home's comfort. The payoff is an installation that's clearer for the client and simpler for you to adjust and repair.

5 min read

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